Cylindrical water treatment device



FIG. 1 is a top perspective view of a first embodiment of a cylindrical water treatment device, showing my new design;

FIG. 2 is a left side view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a front view thereof;

FIG. 5 is a back view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof; and

FIG. 8 is a top perspective view of a second embodiment of FIG. 1, the only difference being the length of the cylindrical portion of the device;

FIG. 9 is a left side view thereof;

FIG. 10 is a right side view thereof;

FIG. 11 is a front view thereof;

FIG. 12 is a back view thereof;

FIG. 13 is a top view thereof; and,

FIG. 14 is a bottom view thereof.

The broken line showing of a cylindrical water treatment device is for the purpose of illustrating a portion thereof and forms no part of the claimed design. 

CLAIM I claim the ornamental design for a cylindrical water treatment device, as shown and described. 